//
//  HMUserAccount Model.swift
//  CZBKWB31
//
//  Created by Linkon Y on 16/8/10.
//  Copyright © 2016年 itcast. All rights reserved.
//

import UIKit
//使用归档和解档 需要继承NSCoding
class HMUserAccount_Model: NSObject ,NSCoding{
    // 用户授权的唯一票据
    var access_token: String?
    // access_token的生命周期，单位是秒数 (普通用户过期时间为3天 vip用户为5年)
    var expires_in: NSTimeInterval = 0{
        didSet{
            //通过该方法传入一个秒数 返回一个当前时间 + 一个过期时间
        expires_Date = NSDate(timeIntervalSinceNow: expires_in)
        }
    }
    // 授权用户的UID
    var uid: String?
    // 用户头像
    var avatar_large : String?
    // 用户昵称
    var screen_name :String?
    //过期时间(程序员自己推算出来的)
    var expires_Date : NSDate?
    //归档
    func encodeWithCoder(aCoder: NSCoder) {
        aCoder.encodeObject(access_token, forKey: "access_token")
        aCoder.encodeObject(uid, forKey: "uid")
        aCoder.encodeObject(avatar_large, forKey: "avatar_large")
        aCoder.encodeObject(screen_name, forKey: "screen_name")
        aCoder.encodeObject(expires_Date, forKey: "expires_Date")
    }
    //结档
    required init?(coder aDecoder: NSCoder) {
        access_token = aDecoder.decodeObjectForKey("access_token") as? String
        uid = aDecoder.decodeObjectForKey("uid") as? String
        avatar_large = aDecoder.decodeObjectForKey("avatar_large") as? String
        screen_name = aDecoder.decodeObjectForKey("screen_name") as? String
        expires_Date = aDecoder.decodeObjectForKey("expires_Date") as? NSDate
    }
    
    init(dict:[String : AnyObject]) {
        super.init()
        setValuesForKeysWithDictionary(dict)
    }
    
    override func setValue(value: AnyObject?, forUndefinedKey key: String) {
        
    }
    
    //重写
    override var description: String{
    
    let key = ["access_token", "expires_Date", "uid","avatar_large","screen_name"]
        
        return dictionaryWithValuesForKeys(key).description
    

    }

}
